header{
	margin-bottom: 0.5rem;
}
nav{
	background-color: #fff;
	width: 100%;
	height: 8.9rem;
	padding: 1.0rem;
	font-size: 0.6rem;
	color: #d3d3d3;
}
textarea{
	width: 100%;
	height: 100%;
	font-size: 0.6rem;
}
textarea::-webkit-input-placeholder { /* WebKit browsers */
　　color:#d1d1d1;
}
textarea::input-placeholder { /* WebKit browsers */
　　color:#d1d1d1;
}
nav>div{
	text-align: right;

}
footer{
	width: 100%;
	height: 2.25rem;
	line-height: 2.25rem;
	text-align: center;
	background-color: #f23030;
	font-size: 0.75rem;
	color: #fff;
}











